Material Safety Data Sheet
Iodine pentoxide, 98% 五氧化二碘，碘酐
Section 1 - Chemical Product and Company Identification
MSDS Name: Iodine pentoxide, 98%
Catalog Numbers: 21250-0000, 21250-0250, 21250-1000
Synonyms: Iodic anhydride
Company Identification: Acros Organics BVBA
Janssen Pharmaceuticalaan 3a
2440 Geel, Belgium
Company Identification: (USA) Acros Organics
One Reagent Lane
Fair Lawn, NJ 07410
For information in the US, call: 800-ACROS-01
For information in Europe, call: +32 14 57 52 11
Emergency Number, Europe: +32 14 57 52 99
Emergency Number US: 201-796-7100
CHEMTREC Phone Number, US: 800-424-9300
CHEMTREC Phone Number, Europe: 703-527-3887
Section 2 - Composition, Information on Ingredients
CAS# Chemical Name: % EINECS#
12029-98-0 Iodine pentoxide 98% 234-740-2
Hazard Symbols: O C

Risk Phrases: 34 8
Section 3 - Hazards Identification
EMERGENCY OVERVIEW
Causes burns. Contact with combustible material may cause fire.
Potential Health Effects
Eye: Causes eye burns.
Skin: Causes skin burns.
Ingestion: Causes gastrointestinal tract burns.
Inhalation: Causes chemical burns to the respiratory tract.
Chronic:
Section 4 - First Aid Measures
Eyes: Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Skin: Get medical aid immediately. Immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion: Do not induce vomiting. Get medical aid immediately.
Inhalation: Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
Notes to Physician: Treat symptomatically and supportively.
Section 5 - Fire Fighting Measures
General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Strong oxidizer. Contact with other material may cause fire.
Extinguishing Media: Use foam, dry chemical, or carbon dioxide.
Section 6 - Accidental Release Measures
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks: Vacuum or sweep up material and place into a suitable disposal container.
Section 7 - Handling and Storage
Handling: Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.
Storage: Do not store near combustible materials. Store in a cool, dry place. Store in a tightly closed container. Corrosives area.
Section 8 - Exposure Controls, Personal Protection
Engineering Controls:
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low.
Exposure Limits
CAS# 12029-98-0

Personal Protective Equipment
Eyes: Wear chemical splash ggles.
Skin: Wear appropriate protective gloves to prevent skin exposure.
Clothing: Wear appropriate protective clothing to prevent skin exposure.
Respirators: Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

Section 9 - Physical and Chemical Properties

Physical State: Powder
Color: white to light yellow
Odor: odorless
pH: 1.1 (10% aq. solution)
Vapor Pressure: Not available
Viscosity: Not available
Boiling Point: Not available
Freezing/Melting Point: Not available
Autoignition Temperature: Not available
Flash Point: Not available
Explosion Limits: Lower: Not available
Explosion Limits: Upper: Not available
Decomposition Temperature:
Solubility in water: Soluble
Specific Gravity/Density:
Molecular Formula: I2O5
Molecular Weight: 333.8
Section 10 - Stability and Reactivity
Chemical Stability: Stable under normal temperatures and pressures. May decompose when exposed to light.
Conditions to Avoid: Incompatible materials, light, combustible materials.
Incompatibilities with Other Materials Strong reducing agents, strong acids, finely powdered metals.
Hazardous Decomposition Products Hydrogen iodide.
Hazardous Polymerization Will not occur.
Section 11 - Toxicological Information
RTECS#: CAS# 12029-98-0: None listed

LD50/LC50: RTECS: Not available.
Carcinogenicity: Iodine pentoxide - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.

Other: The toxicological properties have not been fully investigated.
Section 12 - Ecological Information
Not available Section 13 - Disposal Considerations
Dispose of in a manner consistent with federal, state, and local regulations.
Section 14 - Transport Information

IATA IMO RID/ADR
Shipping Name: OXIDIZING SOLID, CORROSIVE, N.O.S.* OXIDIZING SOLID, CORROSIVE, N.O.S. OXIDIZING SOLID, CORROSIVE, N.O.S.
Hazard Class: 5.1 (8) 5.1 (8) 5.1 (8)
UN Number: 3085 3085 3085
Packing Group: III III III

Section 15 - Regulatory Information
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: O C
Risk Phrases:
R 34 Causes burns.
R 8 Contact with combustible material may cause fire.

Safety Phrases:
S 17 Keep away from combustible material.
S 26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 36/37/39 Wear suitable protective clothing, gloves and eye/face protection.
S 45 In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).

WGK (Water Danger/Protection)
CAS# 12029-98-0: Not available

Canada
CAS# 12029-98-0 is listed on Canada's DSL List

US Federal
TSCA
CAS# 12029-98-0 is listed on the TSCA Inventory.